Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 269728

Encryption is the process of transforming plaintext using a cipher to make it unreadable to anyone except those possessing the key.

0 votes
2 answers
239 views

Data I/O and decryption when playing a movie file in a device encryption context

What does the storage data I/O and decryption process look like in a device encryption context when you play a random middle portion of a big movie file (e.g. 50 GB). … I do not know if the answer depends on encryption type. I would like an answer that explains generally applicable principles. …
Catomic's user avatar
  • 247
13 votes
2 answers
5k views

Why does an encryption key derived from your lock screen password give you stronger protecti...

I would have thought the machine could do without your help (which may be 1234) to choose a strong encryption key. … To get the benefit of an encryption key that is itself encrypted (with something you chose), you need to use the following: Case 3b. …
Catomic's user avatar
  • 247